连采机在青龙寺煤矿半煤岩巷掘进中的应用

Publisher: 国家哲学社会科学学术期刊数据库

E-ISSN: 2095-2945|volume|9|53-54

ISSN: 2095-2945

Source: 科技创新与应用, Vol.volume, Iss.9, 2016-01, pp. : 53-54

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Abstract